[INFO] cloning repository https://github.com/TheDan64/limonite
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheDan64/limonite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheDan64%2Flimonite"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheDan64%2Flimonite'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3fecb7c59a2916b5702b6f83ea678fbeeb70501e
[INFO] checking TheDan64/limonite against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheDan64%2Flimonite" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheDan64/limonite on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/TheDan64/limonite
[INFO] finished tweaking git repo https://github.com/TheDan64/limonite
[INFO] tweaked toml for git repo https://github.com/TheDan64/limonite written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/TheDan64/limonite already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/TheDan64/hash-chain`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debug_tree v0.3.1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 88a336fcce90f4809a3bf5ee8576eed3a58ba3108b7f515849068d03779485ae
[INFO] running `"docker" "start" "-a" "88a336fcce90f4809a3bf5ee8576eed3a58ba3108b7f515849068d03779485ae"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=llvm8-0#9aabeab2)
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking hash-chain v0.2.5 (https://github.com/TheDan64/hash-chain#603d46a7)
[INFO] [stderr]     Checking oorandom v11.1.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking ryu v1.0.4
[INFO] [stderr]     Checking debug_tree v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling heck v0.3.1
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[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]     Checking regex v1.3.7
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[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking csv v1.1.3
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[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]    Compiling llvm-sys v80.1.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling inkwell_internals v0.1.0 (https://github.com/TheDan64/inkwell?branch=llvm8-0#9aabeab2)
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking limonite v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr] warning: field is never read: `fn_pass_manager`
[INFO] [stderr]    --> src/codegen/llvm/mod.rs:767:5
[INFO] [stderr]     |
[INFO] [stderr] 767 |     fn_pass_manager: PassManager<FunctionValue<'context>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GREEN_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const GREEN_FG: &str = "\x1B[38;5;2m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `YELLOW_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const YELLOW_FG: &str = "\x1B[38;5;3m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAGENTA_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const MAGENTA_FG: &str = "\x1B[38;5;5m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_BLUE_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const LIGHT_BLUE_FG: &str = "\x1B[38;5;6m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DARK_GRAY_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const DARK_GRAY_FG: &str = "\x1B[38;5;8m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_RED_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const LIGHT_RED_FG: &str = "\x1B[38;5;9m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fn_pass_manager`
[INFO] [stderr]    --> src/codegen/llvm/mod.rs:767:5
[INFO] [stderr]     |
[INFO] [stderr] 767 |     fn_pass_manager: PassManager<FunctionValue<'context>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GREEN_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const GREEN_FG: &str = "\x1B[38;5;2m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `YELLOW_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const YELLOW_FG: &str = "\x1B[38;5;3m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAGENTA_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const MAGENTA_FG: &str = "\x1B[38;5;5m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_BLUE_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const LIGHT_BLUE_FG: &str = "\x1B[38;5;6m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DARK_GRAY_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const DARK_GRAY_FG: &str = "\x1B[38;5;8m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_RED_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const LIGHT_RED_FG: &str = "\x1B[38;5;9m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fn_pass_manager`
[INFO] [stderr]    --> src/codegen/llvm/mod.rs:767:5
[INFO] [stderr]     |
[INFO] [stderr] 767 |     fn_pass_manager: PassManager<FunctionValue<'context>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GREEN_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const GREEN_FG: &str = "\x1B[38;5;2m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `YELLOW_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const YELLOW_FG: &str = "\x1B[38;5;3m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAGENTA_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const MAGENTA_FG: &str = "\x1B[38;5;5m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_BLUE_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const LIGHT_BLUE_FG: &str = "\x1B[38;5;6m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DARK_GRAY_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const DARK_GRAY_FG: &str = "\x1B[38;5;8m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_RED_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const LIGHT_RED_FG: &str = "\x1B[38;5;9m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fn_pass_manager`
[INFO] [stderr]    --> src/codegen/llvm/mod.rs:767:5
[INFO] [stderr]     |
[INFO] [stderr] 767 |     fn_pass_manager: PassManager<FunctionValue<'context>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GREEN_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const GREEN_FG: &str = "\x1B[38;5;2m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `YELLOW_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const YELLOW_FG: &str = "\x1B[38;5;3m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAGENTA_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const MAGENTA_FG: &str = "\x1B[38;5;5m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_BLUE_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const LIGHT_BLUE_FG: &str = "\x1B[38;5;6m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DARK_GRAY_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const DARK_GRAY_FG: &str = "\x1B[38;5;8m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_RED_FG`
[INFO] [stderr]   --> src/userfacing_error.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const LIGHT_RED_FG: &str = "\x1B[38;5;9m";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `"docker" "inspect" "88a336fcce90f4809a3bf5ee8576eed3a58ba3108b7f515849068d03779485ae"`
[INFO] running `"docker" "rm" "-f" "88a336fcce90f4809a3bf5ee8576eed3a58ba3108b7f515849068d03779485ae"`
[INFO] [stdout] 88a336fcce90f4809a3bf5ee8576eed3a58ba3108b7f515849068d03779485ae